Vision TZ58/1800-10 Installation, Operation And Maintenance Manual

Text of Vision TZ58/1800-10 User Guide:

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 18 Using a timer on the Electrical Heating (Optional) Fitting a Timer Enervision recommends that a timer is fitted to control the supply to the element. This should exclude the peak demand periods in the morning between 7am and 10am, in the evening between 6pm and 9pm, and also between 10am and 3pm when normal solar water heating is taking place. (On cloudy days this time zone can be overridden if hot water

• Vision Solar Systems - 100 L Gravity Fed Type 13 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 Specifications Description Specification System Type TZ58/1800-10 Storage Tank Capacity 100ℓ Inner Tank Material 0.6mm US304 Inner Tank Diameter 375mm Insulation Material Polyurethane Insulation Thickness 50m

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 22 Inspection for leaks  Inspect the cold water pipework from point of supply to the geyser for leaks. Look for wet marks below the pipe or markings on the pipe for indication of leaks.  Inspect the pipework on the tank and the tank itself for signs of leaking pipes.  Inspect the hot water pipe to the point of delivery for signs of leaks.  Have any leaks repaired by a competent plumber. Note: Overflow pipes may show signs of water flow. This is normal but there should be no continuous flow from these

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 28 Head Office Clear Water Office Park, Block E, Cnr Atlas and Park Rds, Boksburg PO Box 14960, Farrarmere, Benoni, 1518 South Africa Phone +27 (0)11 395-3930 Fax +27 (0)11 395-4710 Email [email protected] Cape Town Unit F 19, Stellenberg Close, Millenium Park, Parow Industrial, Cape Town PO Box 21280, Parow, 7499 South Africa Phone +27 (0)21 931-3575 Fax +27 (0)21 931-3576 Email [email protected]

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 3 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 The Electrical Element should be connected by a qualified electrician registered with the Electrical Contractors Board. This will insure that a correct and safe installation is completed. Ensure that all electrical connections are kept dry and protected from the ingress of water and moisture. The installation should be performed or under the control of a qualified person in terms of The National Building Regulations and any ad

• Vision Solar Systems - 100 L Gravity Fed Type 11 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 Performance The output of the solar water will depend on the amount of solar irradiation that reaches the collector throughout the day. On a good day, with 6-7 hours of sunlight, the glass tubes will collect eno

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 21 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013  Monitor the current on the electrical element with a tong tester. (Do not confirm with voltage measurements.)  The system is now ready for use and will require some time to heat. See performance information on page 11 to gauge the time it will take to heat the water sufficiently. Cleaning If your water contains gritty sold objects like sand, Enervision recommends the use of a filter on the cold water supply to the system. Grit in the tank (Not a proce

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 27 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013  WARRANTY RETURN CARD Product Number TZ58/1800-10 Product Serial Number Name of end user Installation address Contact Telephone number Email address Date of installation System Supplier Name Installer Name Installer Contact Number Installer’s stamp Fill in Card, cut out and fax to (011) 395 3239 or post to: Enervision Warranty, Enervision (Pty) Ltd P.O. Box 14960, Farrarmere, 1518

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 7 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 Principal of Operation Construction The system comprises an inner storage tank, an outer cladding and an insulation medium between the two. A cistern tank with a ball or float valve is attached to the main tank and acts as a control valve to keep the main tank full. The solar collector consists of vacuum tubes that collect the energy from the sun, and via thermo siphon, will heat the wa

• Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 14 Installation Tools Required It is essential that the installation is completed by an accredited plumber who has been trained in solar water installations and has completed an installation training course on this type of solar system.

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 2 ! IMPORTANT NOTICE Please read this manual immediately on receipt of the equipment, before unpacking and installation. Failure to comply with these instructions can render warranties null and void. Care for your equipment and safety Read these instructions before preparing to install the solar water heating system. The instructions contain information that will assist you in your task, provide information about what is contained in the packaging, and information about the water h

• Vision TZ58/1800-10, Vision Solar Systems 100 L Gravity Fed Type 1 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 Vision Solar Systems 100 L Gravity Fed Type Installation, Operation And Maintenance Guide

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 16  Rotate the tank so that the bolts are approximately in the middle of the slots. Place the reservoir tank mounting bracket over the pipe inlet on the right hand side of the tank near the pipe connections. Screw on the reservoir tank and turn until the thread is tight. You will need to use a spanner to hold the pipe from the main tank. Once the tank is tight use the plastic bolts on the bracket to suppor

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 12 Always remember that the solar performance will depend on the amount of sun on the collector. Cloudy weather will decrease performance and reduce the amount of energy harvested from the sun. In addition, shade from trees and other objects during the day will mean that less solar energy is harvested. There is a backup element that can be fitted to the system to cope with ba

• Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 8 The Collector The collector consists of vacuum tubes that contain some of the thermal fluid (water) and are connected into the tank via a silicon grommet type seal. The vacuum tubes are constructed from two extremely strong Bo

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 6 Unpacking It is important when receiving the equipment that you confirm that all the components of the system are received and are in good order. Listed below is a table of some of the most common parts ordered with an indication of whether these parts are supplied as standard or as optional equipment. Please check any additional parts against the original delivery note or invoice. Description Qty Supplied as Kit Optional at additional cost System Frame (Flat Roof or Pitch Roof as per Order

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 20  First Filling with Water and Commissioning Do not fill any tubes with cold water if they have been exposed to the sun. The sudden contraction will cause them to fracture. Two methods can be used for the first filling of the tank. Method 1 – Filling while inserting the tubes; In this method the installation of the system needs to be complete with all the plumbing connections made except for the va

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 25 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 Under this warranty Enervision accepts no responsibility for any consequential or special loss or special damages of whatever nature suffered by the end user. Enervision shall cause repairs or replacement, if any, to be carried out by accredited installers and in terms of its administrative procedures. The warranty claim shall be processed against receipt by Enervision of notice of the claim from the end user. Repairs or replacement of defective components shall be affected within a reasonable

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 23 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013  Measure the current into the element (1.5kW ± 6.5A)  Switch off bypass. Purging the tank If the water quality is poor, it is recommended that the water in the tank is purged every 6 months to a year to reduce the concentration of salts.  Confirm that no hot water will be required for a few hours.  Shut off the water supply to the geyser.  Fit hose to the drain valve and lead water

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 9 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 Maintaining the energy in the thermal storage tank The tank is constructed of double shell much like the tubes. The inner shell is stainless steel and contains all the connections and seals for the pipes and tubes. This tank is open to the atmosphere and is not under any pressure. The outer tank or shell is a thin sheet that protects the system and between the two layers is a thick layer of thermal insulation that restricts the loss of heat from the water in the inner tank. Using

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 15 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013   Frame Assembly Assemble the frame as indicated in the sketch below: Ensure that all the bolts and nuts are tight. Securing the System Ensure that the intended location is sufficient to support the full weight the system when it is filled with water, and that there will be negligible sag that can damage rigid materials such as tiles if there is any movement. The rear legs are attached to a spreader beam

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 19 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 Programming the timer Setting the time  If there is no display, press and hold the RESET button for a few seconds  Press and hold down the clock button while pressing the D+ button to the desired day of the week.  Press and hold down the clock button while pressing the H+ button to the desired hour.  Press and hold down the clock button while pressing the M+ button to the desired minutes.  Release the clock button when the time and day is set. Setting the Tim

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 10 2) The tubes are cool on the outside; consequently there is no danger of being burnt should they be touched. 3) No pressure and temperature relief valve is needed provided that the system is correctly installed, with the vent pipes not extended more than 1 meter above the main tank. On the operational side there are also some

• Vision TZ58/1800-10, Vision Solar Systems - 100 L Gravity Fed Type 17 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013   Inserting the Vacuum Tubes Do not fill any tubes with cold water if they have been exposed to the sun. The sudden contraction will cause them to fracture. Keep the tubes covered and in the packaging when not preparing them for insertion into the tank. Spray or dip the open end of the tube in a dilute soapy non-toxic water solution. Pull the dust cover over the tube to about 150mm from the open end of the t

• Vision Solar Systems - 100 L Gravity Fed Type 5 Copyright © 2013 - 2016 Enervision. All Rights Reserved. Issue 2.0 Mar 2013 INDEX Care for your equipment and safety 2 Unpacking 6 Reporting Problems with This Guide 6 For Further Information and Technical Assistance 6 Principal of Operation 7 Performance 11 Specifications 13 Installatio

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